Add optionally-installed grub2 code #233

	# Maintained in https://github.com/coreos/repo-templates
	# Do not edit downstream.

	name: ignition-validate
	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]
	permissions:
	contents: read

	# don't waste job slots on superseded code
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	test-validate:
	name: Test ignition-validate
	strategy:
	matrix:
	go-version: [1.20.x]
	os: [macos-latest, windows-latest]
	runs-on: ${{ matrix.os }}
	steps:
	- name: Set up Go 1.x
	uses: actions/setup-go@v4
	with:
	go-version: ${{ matrix.go-version }}
	- name: Check out repository
	uses: actions/checkout@v3
	- name: Build ignition-validate
	shell: bash
	run: go build -o ignition-validate github.com/coreos/ignition/v2/validate
	- name: Test ignition-validate
	shell: bash
	run: \|
	go test -timeout 60s -cover \
	$(go list ./config/... ./validate/...) --race

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